Parameters

With the parameter "IgnoreCase"True, uppercase and lowercase letters will be encoded to the same value. The default value is "IgnoreCase"False.

With the default parameter setting "TargetLength"->All, all characters found in the input string are encoded.

With the parameter "TargetLength"->n, the first n characters found in the input string are encoded, with padding applied if fewer than n characters are found. The padding value is d+1, where d is the number of tokens in the vocabulary.